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Date November 2018 Marks available 2 Reference code 18N.1.HL.TZ0.1
Level HL Paper 1 Time zone no time zone
Command term Outline Question number 1 Adapted from N/A

Question

Outline what is meant by the term computer network.

[2]
a.

Describe one problem resulting from low bandwidth in a computer network.

[2]
b.

Markscheme

Award [1] for identifying the nature of a network and [1] for a development of the first point up to [2 max].

A group of computers and other computing hardware devices that are linked together through communication channels/cables/wirelessly;
To enable communication (sharing files, sharing information) between systems/among a wide range of users;

a.

Award [1] for a definition of the term bandwidth and [1] for a description of an issue caused by low bandwidth up to [2 max].

Bandwidth indicates the maximum amount of data that can be transferred from one point to another in a unit of time;

Low bandwidth means slow network performance / extended duration when transferring large amounts of data / loss of users’ time (money) / the whole area (of the users) is not covered;

b.

Examiners report

[N/A]
a.
[N/A]
b.

Syllabus sections

Topic 3: Networks » 3.1 Networks
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Topic 3: Networks

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